1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package org.apache.myfaces.orchestra.lib.jsf; 20 21 import javax.faces.FacesException; 22 import javax.faces.context.FacesContext; 23 24 import org.apache.myfaces.orchestra.conversation.ConversationManager; 25 26 /** 27 * RequestHandler that simply ensures that a ConversationManager exists for the current user 28 * at the start of a request. 29 * <p> 30 * However if there is no session then one is not created, as that would force the creation 31 * of a session to store it in. Creating the session is particularly unfriendly for apps 32 * that use weblets and disable cookies.. 33 * 34 * @since 1.1 35 */ 36 class ConversationManagerRequestHandler implements RequestHandler 37 { 38 public void init(FacesContext facesContext) throws FacesException 39 { 40 Object session = facesContext.getExternalContext().getSession(false); 41 if (session != null) 42 { 43 ConversationManager.getInstance(); 44 } 45 } 46 47 public void deinit() throws FacesException 48 { 49 } 50 } 51